science chapters 7-9

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Across
  1. 1. tropical air mass that brings hot, dry weather
  2. 4. point where the solar wind pushes on Earth's magnetic field
  3. 5. a prediction of the weather in the near future is the weather _____.
  4. 7. the boundary formed when a cold air mass moves into the territory of a warm air mass
  5. 9. the ration of the solar radiation reflected by an object to the solar radiation that strikes it
  6. 11. cycle the movement of water from the earth's surface, into the air, and back to the surface
  7. 12. a tornado that forms over water
  8. 15. heat from a fireplace causes air to circulate throughout a room as hot air rises and cold air sinks. What is this type of air circulation called?
  9. 17. the outermost temperature layer of the atmosphere
  10. 20. a map that summarizes the weather conditions throughout the entire country at a single point in time
  11. 21. type of high-level clouds that form wispy streamers that look like feathers or hair
  12. 24. when the relative humidity is 100%, the air is said to be _____.
  13. 27. forms when water vapor in the air touches cool ground and turns into a liquid
  14. 28. colorful displays that occur when solar wind particles react with molecules in the atmosphere
  15. 32. A TERM THAT REFERS TO NUMBERS AND SYMBOLS ON A WEATHER MAP THAT INDICATE OBSERVATIONS AT A PARTICULAR WEATHER STATION.
  16. 33. this forms the brilliant flash of a lightning bolt
  17. 35. thunderstorm stage which is marked by the arrival of precipitation
  18. 36. surface winds that blow toward the equator in the tropics
  19. 40. the downward stream of electrons that causes a lightning bolt to make a second strike
  20. 42. the most destructive force of a hurricane
  21. 43. a type of cloud that usually produces heavy rains, strong winds, and sometimes hail or tornadoes
  22. 44. a wind that reverses its direction from season to season
  23. 46. scale used to classify tornadoes
  24. 52. in meteorology, the farthest distance at which objects can be distinguished is called the _____.
  25. 53. the center of a hurricane
  26. 56. a large, rotating updraft in a supercell thunderstorm
  27. 57. a tropical cyclone with wind speeds between 39mph and 74mph is a _____.
  28. 59. "lines of equal heat" on a weather map are called ____.
  29. 60. the most intense type of downburst is a _______.
  30. 61. liquid precipitation that is between .2mm and .5mm in diameter
  31. 62. a convection cell that exists between the equator and latitude 30*
  32. 63. EXTREMELY POWERFUL COMPUTERS THAT METEOROLOGIST US TO GENERATE WEATHER FORECASTS
  33. 64. process occurs when air expands with no heat gained or lost
Down
  1. 2. a tropical low-pressure system that does not have rotating winds
  2. 3. INSTRUMENT THAT METEOROLOGIST USE TO MEASURE THE DISTANCE FROM THE GROUND TO THE BASE OF CLOUS
  3. 6. warm, dry winds that travel down mountain slopes
  4. 7. the change in the direction of winds caused by Earth's rotation
  5. 8. instrument used to measure high-altitude weather
  6. 10. instrument that measure wind speed
  7. 13. a type of precipitation that is made of raindrops that freeze into tiny balls of ice before they hit the ground
  8. 14. instrument that uses a flexible, airtight metal box to measure changes in atmospheric pressure
  9. 16. A SINGLE UPDRAFT SYSTEM IN A THUNDERSTORM
  10. 18. AIR PRESSURE _______ WITH ALTITUDE, WHICH IS WHY A WEATHER BALLOON EXPANDS AS IT RISES.
  11. 19. instrument that measures wind speed
  12. 22. THE REFLECTED LIGHT FROM HIGH-ALTITUDE LIGHTNING STRIKES IN DISTANT THUNDERSTORMS
  13. 23. this portion of a lightning bolt produces thunder
  14. 25. the process of liquid water turning into water vapor
  15. 26. A DEVICE USED TO MEASURE THE AMOUNT OF RAINFALL THAT A LOCATION RECEIVES
  16. 29. the most abundant gas in the atmosphere
  17. 30. one of three major factors that causes weather
  18. 31. process which rain forms through large cloud droplets hitting each there and merging to form larger drops
  19. 34. type of radiation fog that extends no more than 2m(6ft) above the ground
  20. 35. coldest point in the atmosphere
  21. 37. process which traps heat in the Earth's atmosphere
  22. 38. The elevated water level caused by a hurricane's winds is the _____.
  23. 39. the formation of this type of front indicates that a frontal cyclone has reached its full strength
  24. 41. A ROTATING COLUMN OF AIR THAT STARTS ON THE GROUND AND IS NOT ASSOCIATED WITH A CLOUD
  25. 45. scale used to rank hurricane strength
  26. 47. a weather instrument that simultaneously measures and transmits meteorological data from weather balloons to weather stations is a _____.
  27. 48. the type of precipitation that forms when falling balls of ice are swept into the upper layers of a thunderstorm is called ____.
  28. 49. type of cloud which is characteristically almond shaped
  29. 50. term that describes the atmospheric conditions that limits the height to which rising air can travel.
  30. 51. this type of drought is defined by its effects on an area's groundwater, streams, lakes, and reservoirs
  31. 54. the feathery deposit of ice crystals that forms when water vapor crystallizes on the ground
  32. 55. EXTREMELY POWERFUL RADIATION THAT HEATS THE MOLECULES OF THE IONOSPHERE
  33. 58. heat transfer by electromagnetic waves